Callahan Creek, a Lawrence marketing communications agency, announces the addition of three members to its account service department. Sara McBride, Keisha Townsend and Marissa Sharkey joined the agency in August.

McBride is an assistant account coordinator from Chicago. She spent the past six years in consumer advertising sales and is a graduate of Kansas University.

Townsend joined the agency from a promotional marketing agency in Washington, D.C. She graduated from Syracuse University in May 2008.

Sharkey earned a bachelor’s degree in journalism, with an emphasis in strategic communication, from the University of Missouri-Columbia in December 2008. Following graduation, she worked for an agency in Columbia.